<!--  -->
<template>
  <el-col>
    <el-menu
      :uniqueOpened="true"
      default-active="2"
      class="el-menu-vertical-demo"
      @open="handleOpen"
      @close="handleClose"
      @select="select"
      background-color="#222931"
      text-color="#fff"
      active-text-color="#ffd04b"
    >
      <el-submenu index="1">
        <template #title>
          <i class="el-icon-location"></i>
          <span>导航一</span>
        </template>
        <el-menu-item-group>
          <template #title>分组一</template>
          <el-menu-item index="1-1">选项1</el-menu-item>
          <el-menu-item index="1-2">选项2</el-menu-item>
        </el-menu-item-group>
        <el-menu-item-group title="分组2">
          <el-menu-item index="1-3">选项3</el-menu-item>
        </el-menu-item-group>
        <el-submenu index="1-4">
          <template #title>选项4</template>
          <el-menu-item index="1-4-1">选项1</el-menu-item>
        </el-submenu>
      </el-submenu>
      <el-menu-item index="2">
        <i class="el-icon-menu"></i>
        <template #title>导航二</template>
      </el-menu-item>
      <el-menu-item index="3" disabled>
        <i class="el-icon-document"></i>
        <template #title>导航三</template>
      </el-menu-item>
      <el-menu-item index="4">
        <i class="el-icon-setting"></i>
        <template #title>导航四</template>
      </el-menu-item>
      <el-submenu index="5">
        <template #title>
          <i class="el-icon-location"></i>
          <span>导航一</span>
        </template>
        <el-menu-item-group>
          <template #title>分组一</template>
          <el-menu-item index="5-1">选项1</el-menu-item>
          <el-menu-item index="5-2">选项2</el-menu-item>
        </el-menu-item-group>
        <el-menu-item-group title="分组2">
          <el-menu-item index="5-3">选项3</el-menu-item>
        </el-menu-item-group>
      </el-submenu>
    </el-menu>
  </el-col>
</template>

<script lang='ts'>
import {
  reactive,
  toRefs,
  ref,
  onBeforeMount,
  onMounted,
  getCurrentInstance
} from "vue";
import { useStore } from "vuex";
interface DataProps {}
export default {
  name: "Left",
  setup() {
    const Instance = getCurrentInstance();
    const store = useStore();
    let a = ref(0);
    const data: DataProps = reactive({
      num: 1
    });
    const methods = {
      handleOpen(index, indexPath) {
        store.commit("tabAdd", { name: "111" });
      },
      handleClose(index, indexPath) {
        console.log(index);
      },
      select(index, indexPath) {
        store.commit("tabAdd", { name: a.value++ });
      }
    };
    const refData = toRefs(data);
    return {
      ...refData,
      ...methods
    };
  }
};
</script>
<style scoped>
</style>